Last week we were informed that Prof. A. Hordijk, emeritus professor at the Mathematical Institute, has passed away. Arie Hordijk (1940) came to the Universiteit Leiden in 1976 and has been a professor of Mathematics of Operations Research at our institute until his retirement in 2005.

Frank van der Horst is per 1 februari 2026 benoemd tot bijzonder hoogleraar Pedagogische Wetenschappen.

The Dutch East India Company (VOC) took healthcare seriously, albeit mainly for business reasons. Former GP Ton Zwaard’s PhD research reveals that although healthcare in Asia was well organised, the VOC faced persistent problems for two centuries.

What is the impact of religion and its discourse on the lives of queer people in countries where LGBTQIA+ individuals are not accepted? University Lecturer Eduardo Alves Vieira wants to know just that. With an NWO-grant, he will take a closer look at the inclusive religion movement in Brazil.

If you look at the postwar cartoonists of Dutch origin, Bernhard Willem Holtrop is certainly the most interesting, according to Frenk Driessen. He wrote his PhD thesis on Holtrop - who drew for HP/De Tijd and Charlie Hebdo, among others - and then also published it as a book.

Frank van Vree, Emeritus Professor of War, Conflict and Memory Studies at the University of Amsterdam (UVA), is the new Cleveringa Professor at Leiden University this year.

Oud-studenten gingen op 30 augustus weer de collegezalen in om hun vaste plekje op de banken op te zoeken tijdens Leiden Revisited. Bezoekers konden genieten van inspirerende lezingen, maar ook van een gezellige borrel, buffet, en livemuziek.

An endless stream of publications, data and software accessible to all? Professor of Science Studies Thed van Leeuwen calls for a more human-centred approach and an overhaul of the PhD system.

Today, anyone wanting a new look for their living room watches a home decorating programme or buys an interior design magazine. In the eighteenth century, people went to an upholstry specialist, who would provide you with new wall coverings, curtains and much-needed accessories. PhD candidate Aagje…

A memorial stone honouring professor and resistance hero Ben Telders was unveiled on 12 September at the site of the former concentration camp Bergen-Belsen.

In his inaugural lecture Dennis Claessen will explain how he wants to ensure that lecturers have less admin to do.

Quantum Rules lab van Leiden Universiteit biedt proefjes en experimenten voor middelbare scholieren om te leren over kwantum natuurkunde. Henk Buisman vertelt over het 5 jarige jubileum.

Leiden researchers Max van Duijn (Leiden Institute of Advanced Computer Science) and Vasilika Kosta (Leiden Law School, Europa Institute) will join The Young Academy (Royal Netherlands Academy of Arts and Sciences) KNAW)).

Alex Geurds, hoogleraar Archeologie van Midden-Amerika, wordt vanaf 1 januari decaan van de Faculteit der Archeologie.

PhD candidate Ludwig Hoffmann will spend two years at Harvard University in the US thanks to a Rubicon grant he won on April 11. Using theoretical models he studies biological tissues, for example during morphogenesis. This is the process that causes tissue or organisms to develop their shape. ‘This…

Understanding what our buildings and cities are made of is an important step in making them more sustainable. Industrial ecologist Tomer Fishman (CML) has received an ERC Starting Grant to map the construction materials used in buildings in the Global South. 'Without the data, you can't formulate po…

Tijdens Leiden Revisited kregen alumni van de Rechtenfaculteit de mogelijkheid om zich weer even echt student te voelen. Dit jaar vond het evenement namelijk plaats in de (oude) vertrouwde collegebanken van het Kamerlingh Onnes Gebouw.

Historian Dario Fazzi is the new professor by special appointment at the Roosevelt Institute for American Studies (RIAS), a strategic partner of the Faculty of Humanities. He starts on 1 September and will combine his new position with his current teaching duties at the Institute for History.

The Institute of Biology Leiden (IBL) has appointed two new directors. Maribel Adame Valero will become the new Director of Operations on 1 August, and Hubertus Irth will start as the new Scientific Director on 1 September. This completes the new collegial management for IBL, following the earlier appointment…

As of 1 September , Karel Berkhoff has been appointed professor by special appointment in Ukrainian History. In this position, made possible in part by the KNAW, he will focus primarily on dark moments in recent Ukrainian history: the persecutions that have taken place in the first half of the twentieth…

Minuscule elementary particles from space colliding with Earth can give us an insight into the distant objects they come from. But first, you need to know how to catch them. With a Vidi grant from NWO, researcher Sjoert van Velzen will 'hunt' for neutrinos coming from exploding black holes.

How did science relate to politics and colonialism in the late nineteenth and early twentieth centuries? Assistant Professor Lauren Lauret has been awarded an NWO XS grant to map the colonial and political activities of nineteenth-century scientists.

Pim Overgaauw is at his best when he can support others. His new position as Institute Manager of the Mathematical Institute is therefore a perfect fit. ‘My main goal is to ensure that our mathematicians can focus on the maths.’

Ecologist Pengxuan Xie investigated whether rooftop farming can contribute to food production in cities. This is important now traditional food supply chains are vulnerable to disruptions.

In the ‘Educatips’ column, psychology lecturers share their most important insights on teaching. This month: Taarique Debidin thinks making contact with one another is more important than cramming knowledge. ‘I’d get no energy at all from being a formal lecturer.’

Now that war is once again raging in Europe, the question of when you need to stand up against injustice has become more relevant than ever. In his Cleveringa lecture on 24 November historian Gert Oostindie will discuss why colonial domination was not regarded as an issue in Leiden for a long time.

Kohei Suzuki, Assistant Professor at the Institute of Public Administration contributed to the research project ‘Reforming Public Administration in Libya’. The brainstorming meeting was organized by the Statistical, Economic and Social Research and Training Centre for Islamic Countries (SESRIC) in T…

Facility, Organisation

Gert Oostindie, Professor of Colonial and Postcolonial History, has been made an Officer in the Order of Orange-Nassau. He was awarded the royal honour by Leiden mayor Henri Lenferink after giving his valedictory lecture, ‘The future of the colonial past’, in the Academy Building of Leiden University…

On Thursday 29 February, the European Data Protection Supervisor, Wojciech Wiewiórowski, visited the eLaw Center for Law and Digital Technologies at Leiden Law School to give a lecture entitled 'Fundamental rights and/or market surveillance: The current and future role of Data Protection Authorities…

Too often, tax scholars have a dual role: advising the government on legislation, while at the same time helping companies to pay as little tax as possible. This needs to change according to Bart Snels, a member of parliament for Dutch GreenLeft party.

Vice-chairman of the Executive Board Martijn Ridderbos will leave Leiden University at the end of this year.

As of 1 April 2025, Lodewijk Govaerts will be standing down from the Board of Governors due to other commitments that will demand a significant part of his time and attention within the foreseeable future. Govaerts does not want this to affect his ability to fulfil his role on the Board of Governors…

It was pouring with rain during the Opening of the Faculty Year, but in the Oranjerie, Dean Henk te Velde had a positive message for those present: the faculty is in better financial shape than expected, and a reorganisation is therefore off the table.

Assistant Professor Mike Schmidli has won the 2025 Faculty Teaching Prize. The Education Committee praised his commitment not only to teaching students well, but also to helping them develop into well-rounded individuals.

Practice and science show that secure residential youth care in the Netherlands should no longer be used as a catch-all solution. This is the conclusion of several professionals including Professor of Child Law Mariëlle Bruning in Dutch newspaper NRC.

The Executive Board of Leiden University has appointed Bart Joosen as Professor of Financial Law commencing on 1 July 2023. The chair is attached to the Hazelhoff Centre for Financial Law, part of the Institute of Private Law at Leiden Law School.

This year marks a special occasion because it was just ten years ago that the Georgian language was taught for the first time at Leiden University. It is even more exciting that its first professor, Ramaz Kurdadze, will return to Leiden this year to teach students interested in the language. Kurdadze…

In a few weeks’ time Carel Stolker will be retiring as Rector Magnificus. In a double episode of the Science Shots podcast, we take stock: what were the key lessons, how has the coronavirus crisis been and of course, what will he do to avoid the post-retirement void? Stolker shares his experiences in…

At the latest Institute Council meeting in November, the institute’s biannual prize for teaching was awarded. The award is named after Carla Musterd, a former, highly valued member of staff, who was famous for her unflinching dedication to teaching standards and excellence. The award was created to…

Russian writer and cardiologist Maxim Osipov will come to the Netherlands for a year to teach in Leiden about Russian literature, his own work and the political situation in Russian.

It is with great sadness that we have received the news that Hugo Annard passed away on 30 July after a strenuous illness. Hugo had been enrolled at our Faculty as a student Public Administration, specialisation Economy, Policy and Management since 2019. He was also a member of the B.I.L. study asso…

University Lecturer Andrew Gawthorpe discusses on The Conversation how Trump's Greenland proposal overlooks the historical discrimination faced by Indigenous Alaskans.

Emeritus Professor Rudi van Maanen has received the Cornelis Joppenszoon statuette. He was presented with the distinction by Deputy Mayor of Leiden, Julius Terpstra.

As of 1 January this year, Wolfgang Löffler has been appointed as the new Director of Education at LION. In this role, he joins the institute’s management board. His appointment is for a period of four years.

All of society is having to deal with the effects of staff shortages. Hospitals are unable to fill their duty rosters, primary schools are having to close their doors for one day per week, and trains are being cancelled on a regular basis. But why is that exactly? Professor of Economics Olaf van Vliet…

After 45 years at Leiden University, it is time for Kees Goudswaard to retire. In his farewell lecture, he reflects on developments in his field: social security.

Digital journalism is transforming the way in which information and communication technologies are used by media workers. With this change journalist practices, norms and values are also being reshaped. This is the conclusion of Tomás Dodds PhD research.

The speed at which science is changing our lives gives rise to tensions and concerns. In his talk at Leiden University, Minister Robbert Dijkgraaf (Education, Culture and Science) said we should talk more about science’s relationship with society and political decision-making.

This week, around 1,200 brand new students from 68 different countries are getting to know each other and their new student city. Orientation Week Leiden (OWL) got off to a good start on sunny Lammermarkt, which was packed with enthusiastic internationals.